Fluke user manual AC Voltage Inputs, 2620A/2625A, Wire Accuracy, Maximum Current Through Sensor

2620A/2625A

Users Manual

IEC 751, Amendment 2, 100 e Platinum (ITS-90)

RTD				4 Wire Accuracy* (±°C)
Temperature	Resolution				18°C to 28°C
(°C)	Slow	Fast	90 Day		1 Year	1 Year
			Slow		Slow	Fast

0°C to 60°C

1 Year	1 Year
Slow	Fast

-200.00	0.02	0.1	0.13
0.00
	0.02	0.1	0.09
100.00
	0.02	0.1	0.12
300.00
	0.02	0.1	0.23
600.00
	0.02	0.1	0.55

* Sensor inaccuracies are not included

0.13

0.09

0.12

0.24

0.56

0.54

0.55

0.59

0.74

1.12

0.130.55

0.130.59

0.180.66

0.340.85

0.731.29

2-Wire Accuracy

For 2-wire sensors with R0= 100Ω: degrade accuracy by 5.0ºC per lead-ohm, plus degrade accuracy an additional 11ºC for channels 1 to 20 and 0.05ºC for channel 0.

Maximum Current Through Sensor

1 mA

Typical Full Scale Voltage

0.22 V

Maximum Open Circuit Voltage

3.2 V

Maximum Sensor Temperature

600ºC nominal

999.99ºF max displayed

Cross-talk Rejection

Refer to Appendix D.

AC Voltage Inputs

Range		Resolution
	Slow		Fast
300 mV	10 μV		100 μV
3 V	100 μV		1 mV
30 V	1 mV		10 mV
300 V	10 mV		100 mV

Minimum Input For

Rated Accuracy

20mV 200 mV

2 V

20 V

A-6